Home / 3,398.67-5,097.35-932.87

Finding the Fourth Proportional to 3,398.67, 5,097.35 and 932.87

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Solution

The fourth proportional to 3,398.67, 5,097.35 and 932.87 is: 1,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.67 : 5,097.35 = 932.87 : x
  2. Step 2: Convert to fraction form
    3,398.67/5,097.35 = 932.87/x
  3. Step 3: Cross multiply
    3,398.67x = 5,097.35 × 932.87
  4. Step 4: Simplify right side
    3,398.67x = 4,755,134.74
  5. Step 5: Solve for x
    x = 4,755,134.74/3,398.67
  6. Step 6: Final answer
    x = 1,399.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.